Armstrong Furnace R41476-004 Service Valve

The Armstrong Furnace R41476-004 Liquid Line Service Valve is a critical direct replacement component designed for high-pressure refrigerant management in residential and light commercial HVAC systems. Engineering for precise flow control, this OEM liquid line valve features a robust brass body construction to withstand systemic vibration and thermal cycling. This specific HVAC service valve is essential for isolating the refrigerant charge during system maintenance, leak testing, or compressor replacement. With precise machining for a secure fit on the liquid line, it ensures a leak-free seal and maintains proper head pressure. As a standard Armstrong replacement part, it integrates seamlessly with existing copper tubing, allowing technicians to perform evacuation and charging procedures with efficiency. This refrigerant shut-off valve is optimized for durability in harsh environments, reducing the risk of premature seal failure or refrigerant loss during standard operation.

Key Benefits

• Precision Flow Control: Ensures accurate isolation of the refrigerant circuit during critical service procedures.
• OEM Compatibility: Specifically designed to match the fitment and pressure ratings of Armstrong Furnace equipment.
• Durable Brass Construction: Resists corrosion and mechanical stress associated with high-pressure liquid lines.
• Service Efficiency: Simplifies the recovery and evacuation process for field technicians.

Common Questions

Is this service valve compatible with R-410A systems?
Yes, this valve is engineered to handle the high operating pressures of R-410A systems as well as legacy R-22 applications, provided the line sizing is correct.

Does this valve include the internal Schrader core?
This component is a complete service valve assembly designed for direct installation into the refrigerant circuit.

Can I use this valve on other Allied Air brands?
While designed for Armstrong, this part is often compatible with AirEase and Ducane units that share the same technical specifications; always verify the part number in the service manual.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.